diff --git a/pkgs/development/libraries/haskell/wai/default.nix b/pkgs/development/libraries/haskell/wai/default.nix
index f17b999f1497..a0164a3950c9 100644
--- a/pkgs/development/libraries/haskell/wai/default.nix
+++ b/pkgs/development/libraries/haskell/wai/default.nix
@@ -1,13 +1,14 @@
-{ cabal, blazeBuilder, conduit, httpTypes, network, text
-, transformers, vault
+{ cabal, blazeBuilder, conduit, conduitExtra, httpTypes, network
+, text, transformers, vault
 }:
 
 cabal.mkDerivation (self: {
   pname = "wai";
-  version = "2.1.0";
-  sha256 = "0n3dgm1pwv9baxrx0qh0iq1mh9i7ihhki3h4ks5k74d37w7bwcjy";
+  version = "2.1.0.1";
+  sha256 = "03gp3ijdpyyh7zic89laj0y4wsi8f49lbqlqq8w9msfgizjhvdv6";
   buildDepends = [
-    blazeBuilder conduit httpTypes network text transformers vault
+    blazeBuilder conduit conduitExtra httpTypes network text
+    transformers vault
   ];
   meta = {
     homepage = "https://github.com/yesodweb/wai";